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=== tests/cases/compiler/undefinedAsDiscriminantWithUnknown.ts ===
type S =
>S : { type: 'string'; value: string; } | { type: 'number'; value: number; } | { type: 'unknown'; value: unknown; } | { value: undefined; }
| { type: 'string', value: string }
>type : "string"
>value : string
| { type: 'number', value: number }
>type : "number"
>value : number
| { type: 'unknown', value: unknown }
>type : "unknown"
>value : unknown
| { value: undefined };
>value : undefined
declare var s: S
>s : S
if (s.value !== undefined) {
>s.value !== undefined : boolean
>s.value : unknown
>s : S
>value : unknown
>undefined : undefined
s;
>s : S
}
else {
s;
>s : S
}
|
